{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "765901034",
    "entityType": "User",
    "nonce": "0xb0b69f5a2acd53d487a8b82a479700f4b7b114bc762a93eeca4fdff7ebfd7dfa",
    "signature": "0x1ed1ee67d61c41f8f126a81c91a8c5c5cd17b856bdbba80695c0108158b4af5c2f683e5c9781bc29c7a3df61c76eb65e6d8053c7af68465e2ff43b0411a441fe1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}